9620400 has 60 divisors (see below), whose sum is σ = 30821192. Its totient is φ = 2565120.

The previous prime is 9620399. The next prime is 9620411. The reversal of 9620400 is 40269.

It is a tau number, because it is divible by the number of its divisors (60).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2809 + ... + 5208.

Almost surely, 2^9620400 is an apocalyptic number.

It is an amenable number.

9620400 is an abundant number, since it is smaller than the sum of its proper divisors (21200792).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

9620400 is a wasteful number, since it uses less digits than its factorization.

9620400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8038 (or 8027 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 9620400 is about 3101.6769657719. The cubic root of 9620400 is about 212.6821506247.

Adding to 9620400 its reverse (40269), we get a palindrome (9660669).

The spelling of 9620400 in words is "nine million, six hundred twenty thousand, four hundred".